Pentax optio rs1500: iso100

Pentax Optio RS1500: ISO100

Pentax optio rs1500: iso200

Pentax Optio RS1500: ISO200

Pentax optio rs1500: iso400

Pentax Optio RS1500: ISO400

Pentax optio rs1500: iso800

Pentax Optio RS1500: ISO800

Pentax optio rs1500: iso1600

Pentax Optio RS1500: ISO1600

Pentax optio rs1500: iso3200

Pentax Optio RS1500: ISO3200

Pentax optio rs1500: iso6400

Pentax Optio RS1500: ISO6400